Just to present, and talk about, a simple PDF Explorer web interface API usage demonstrator.
It's a fully functional, and with full source code, HTML/CSS/Javascript based, PDFE web interface client, that uses the new
web interface REST API to completly customize the client interface.
Here is a glimpse of how this client looks like

And here's an online demo, of both the standard client (html template based), and this API based client.
Online DEMO siteIt has file uploads enabled, so, if you have a PDF or CHM sample to add to the list... But not big files, please.
Downloads: